Investment Banking Vice Presidents are directly involved in the design, origination, structuring and execution of mergers & acquisitions, financial advisory, global capital markets, financial risk management, structured & syndicated finance, and other global products and services for existing and prospective clients. Greenhill & Co., Inc., part of Mizuho Americas, is focused on providing financial advice on significant mergers, acquisitions, restructurings, financings and capital raising to corporations, partnerships, institutions and governments globally.